using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Ease.CoreV35;
using Ease.CoreV35.Model;
using Ease.CoreV35.DataAccess;
using Payroll.BO;
using Ease.CoreV35.Caching;

namespace Payroll.Service
{
    #region HRDoc Service
    [Serializable]
    public class HRDocService : ServiceTemplate, IHRDocService
    {
        #region Private functions and declaration
        Cache _cache = new Cache(typeof(HRDoc));
        #endregion

        public HRDocService() { }

        #region MapObject For HRDoc
        private void MapObject(HRDoc ohrDoc, DataReader oReader)
        {
            base.SetObjectID(ohrDoc, oReader.GetID("HRDocID"));
            ohrDoc.Code = oReader.GetString("Code");
            ohrDoc.Name = oReader.GetString("Name");
            ohrDoc.Description = oReader.GetString("Description");
            ohrDoc.ParentID = oReader.GetID("ParentID");
            ohrDoc.Status = (EnumStatus)oReader.GetInt32("Status").Value;
            ohrDoc.CreatedBy = oReader.GetID("CreatedBy");
            ohrDoc.CreatedDate = oReader.GetDateTime("CreationDate").Value;
            ohrDoc.ModifiedBy = oReader.GetID("ModifiedBy");
            ohrDoc.ModifiedDate = oReader.GetDateTime("ModifiedDate");
            
            this.SetObjectState(ohrDoc, Ease.CoreV35.ObjectState.Saved);
        }
        protected override T CreateObject<T>(DataReader oReader)
        {
            HRDoc ohrDoc = new HRDoc();
            MapObject(ohrDoc, oReader);
            return ohrDoc as T;
        }
        protected HRDoc CreateObject(DataReader oReader)
        {
            HRDoc ohrDoc = new HRDoc();
            MapObject(ohrDoc, oReader);
            return ohrDoc;
        }
        #endregion

        #region Service Implementation of HRDocs
        public HRDoc Get(ID id)
        {
            HRDoc oHRDoc = new HRDoc();
            #region Cache Header
            oHRDoc = _cache["Get", id] as HRDoc;
            if (oHRDoc != null)
                return oHRDoc;
            #endregion
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();
                DataReader oreader = new DataReader(HRDocDA.Get(tc, id));
                if (oreader.Read())
                {
                    oHRDoc = this.CreateObject<HRDoc>(oreader);
                }
                oreader.Close();
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            #region Cache Footer
            _cache.Add(oHRDoc, "Get", id);
            #endregion
            return oHRDoc;
        }

        public ObjectsTemplate<HRDoc> Get()
        {
            #region Cache Header

            ObjectsTemplate<HRDoc> HRDocs = _cache["Get"] as ObjectsTemplate<HRDoc>;
            if (HRDocs != null)
                return HRDocs;

            #endregion

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(HRDocDA.Get(tc));
                HRDocs = this.CreateObjects<HRDoc>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }

            #region Cache Footer

            _cache.Add(HRDocs, "Get");

            #endregion

            return HRDocs;
        }

        public ObjectsTemplate<HRDoc> GetParent(EnumStatus status)
        {
            #region Cache Header

            ObjectsTemplate<HRDoc> HRDocs = _cache["Get"] as ObjectsTemplate<HRDoc>;
            if (HRDocs != null)
                return HRDocs;

            #endregion

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(HRDocDA.GetParent(tc, status));
                HRDocs = this.CreateObjects<HRDoc>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }

            #region Cache Footer

            _cache.Add(HRDocs, "Get");

            #endregion

            return HRDocs;
        }

        public ObjectsTemplate<HRDoc> GetChilds(ID parentID)
        {
            #region Cache Header

            ObjectsTemplate<HRDoc> HRDocs = _cache["GetChilds"] as ObjectsTemplate<HRDoc>;
            if (HRDocs != null)
                return HRDocs;

            #endregion

            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin();

                DataReader dr = new DataReader(HRDocDA.GetChilds(tc, parentID));
                HRDocs = this.CreateObjects<HRDoc>(dr);
                dr.Close();

                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);

                throw new ServiceException(e.Message, e);

                #endregion
            }

            #region Cache Footer

            _cache.Add(HRDocs, "GetChilds");

            #endregion

            return HRDocs;
        }

        public ID Save(HRDoc oHRDoc)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                if (oHRDoc.IsNew)
                {
                    int id = tc.GenerateID("HRDoc", "HRDocID");
                    base.SetObjectID(oHRDoc, ID.FromInteger(id));
                    HRDocDA.Insert(tc, oHRDoc);
                }
                else
                {
                    HRDocDA.Update(tc, oHRDoc);
                }

                return oHRDoc.ID;
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
            finally
            {
                tc.End();
            }
        }

        public void Delete(ID id)
        {
            TransactionContext tc = null;
            try
            {
                tc = TransactionContext.Begin(true);
                HRDocDA.Delete(tc, id);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception
                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException(e.Message, e);
                #endregion
            }
        }
        public bool IsExists(string Code)
        {
            TransactionContext tc = null;
            bool isExists = false;
            try
            {
                tc = TransactionContext.Begin(true);
                isExists = HRDocDA.IsExists(tc, Code);
                tc.End();
            }
            catch (Exception e)
            {
                #region Handle Exception

                if (tc != null)
                    tc.HandleError();
                ExceptionLog.Write(e);
                throw new ServiceException("Failed to get Skill due to " + e.Message, e);

                #endregion
            }
            return isExists;
        }
        #endregion
    }
    #endregion
}